4.2 • 3.5K Ratings
🗓️ 19 May 2025
⏱️ 51 minutes
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AI companies say they are running out of high-quality data to train their models on. But they might have a solution: data generated by artificial intelligence systems themselves. The pros and cons of synthetic data.
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0:47.7 | This is on point. I'm Megna Chakrabardi. |
0:51.1 | So the general understanding of how artificial intelligence models get trained is that they |
0:56.8 | scoop up vast amounts of data from the real world and learn how to create responses that match |
1:03.8 | that real world data. |
1:05.4 | Here's an example. |
1:06.6 | A large language model or LLM, tools that Siri or Alexa use to answer your questions. |
1:12.9 | In development, those LLMs read billions of text samples from across the Internet books, websites, etc. |
1:20.8 | The model looks for patterns on how words work together or really how humans use those words. |
1:26.8 | And as it trains, it tries to guess |
1:29.0 | maybe what word comes next in a sentence. And if it guesses wrong, it fixes the mistake, |
1:34.3 | it learns from that mistake. And then it repeats that process, billions and billions and |
1:40.3 | billions of time, each iteration getting better and better at better at guessing the right |
1:46.2 | word. That's essentially how the LLM learns to understand and write like a human. So what happens |
1:54.4 | when AI models run out of real-world data to train on. |
2:03.9 | Well, several research papers published in recent years suggest that developers will, in fact, run out of real-world data in a matter of years. |
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